{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "data breach", "trigger": true, "arguments": ["number of data", "attack pattern", "attacker", "victim", "number of victim", "purpose", "compromised data", "time"]}, {"event_type": "ransom", "trigger": true, "arguments": ["place", "damage amount", "tool", "payment method", "attack pattern", "attacker", "time", "victim"]}, {"event_type": "phishing", "trigger": true, "arguments": ["time", "damage amount", "trusted entity", "victim", "tool", "purpose", "attack pattern", "place", "attacker"]}, {"event_type": "patch vulnerability", "trigger": true, "arguments": ["releaser", "patch", "time", "issues addressed", "vulnerability", "common vulnerabilities and exposures", "supported platform", "vulnerable system version", "vulnerable system"]}, {"event_type": "discover vulnerability", "trigger": true, "arguments": ["vulnerable system", "vulnerable system owner", "discoverer", "time", "capabilities", "common vulnerabilities and exposures", "vulnerable system version", "vulnerability", "supported platform"]}], "input": "Frank Johnson , chief information officer in the Mayor ’s Office of Information Technology , said he was not aware of any specific ransom request made by the hackers of Baltimore ’s network , but federal authorities are investigating ."}
{"data breach": [], "ransom": [{"trigger": "ransom request", "arguments": {"place": "Baltimore", "damage amount": "NAN", "tool": "NAN", "payment method": "NAN", "attack pattern": "NAN", "attacker": "the hackers", "time": "NAN", "victim": "network"}}], "phishing": [], "patch vulnerability": [], "discover vulnerability": []}